e-Flora of Thailand
Volume 4 > Part 3 > Year 2018 > Page 353 > Leguminosae-Papilionoideae > Indigofera
9. Indigofera dosua Buch.-Ham. ex D.Donwfo-0000200250
Prodr. Fl. Nepal.: 244. 1825; Baker in Hook.f., Fl. Brit. India 2: 102. 1876; Gagnep. in Lecomte, Fl. Indo-Chine 2: 435. 1916; Ali, Bot. Notis. 111(3): 562. 1958; Collett & Army, Fl. Siml. 1: 123. 1980; de Kort & Thijsse, Blumea 30(1): 117. 1984; Thuân et al., Fl. Cambodge, Laos & Vietnam 23: 76. 1987; Sanjappa, Reinw. 10(2): 221. 1985 & in Hajra et al., Fasc. Fl. India 21: 52, f. 20. 1995; X.F.Gao & Schrire in Z.Y.Wu et al., Fl. China 10: 154. 2010; Mattapha & Chantaranothai, Trop. Nat. Hist. 12(2): 220. 2012. Plate XXVI: 3–4.
Accepted Name : This is currently accepted.
Synonyms & Citations :
Description : Shrub 0.5–3 m tall; twigs with dense asymmetric T-shaped hairs. Stipules narrowly triangular, 8–11 mm long, apex attenuate, margin ciliate. Leaves imparipinnate, alternate; petioles 3–5 mm long, densely hairy; rachis 6–16 cm long. Leaflets 24–39, opposite with a few alternating at the lower part of rachis; petiolules 0.5–1 mm long, densely hairy; stipels absent; lamina oblong, 15–20 by 3–7 mm, apex obtuse with mucro ca 0.5 mm long, base rounded, margin hairy, both surfaces with dense asymmetric T-shaped hairs; lateral veins indistinct. Racemes (9–) 15–25 cm long, densely hairy; bracts long-narrowly triangular, 8–10 by 1.5 mm, apex acuminate, margin ciliate; pedicels ca 1.2 mm long, densely hairy. Calyx tube 1–1.5 mm long; lobes triangular, ca 1 by 1–1.5 mm, apex acute, margin ciliate. Corolla pink; standard broadly ovate, 8–11 by 6–7 mm, apex acute to emarginate, base obtuse, margin cililate, densely hairy on the back, glabrous inside; wings irregular ligulate, 7–8 by 3–3.5 mm, apex obtuse, base oblique, margin ciliate, hairy outside at base, glabrous inside; keel 7–8 by 3–3.5 mm, base attenuate, margin ciliate, glabrous inside; lateral pocket 1.5–2 mm long. Staminal tube 7–8 mm long; anthers with an apiculate connective. Ovary densely hairy or glabrescent, 7–9-ovuled. Pods cylindric, 2.5–3 cm, straight, densely hairy, dehiscent. Seeds cubic-shaped, 1.5–2 by 1.5–2, truncate at both ends, shiny.
Thailand : NORTHERN: Mae Hong Son, Chiang Mai, Lampang; NORTH-EASTERN: Phetchabun, Loei.
Distribution : India, Myanmar, China, Laos, Vietnam, Indonesia (Sumba – type).
Ecology : Evergreen and hill evergreen forests, 800–1,200 m alt. Flowering: May–November.
Vernacular : Thua din (ถั่วดิน)(Loei), khram pa (ครามป่า)(Chiang Mai).